:root {
  color-scheme: light;
  --green-950: #064e2c;
  --green-900: #075d35;
  --green-800: #0c7040;
  --green-700: #138746;
  --green-100: #dcfce8;
  --green-50: #f0fdf5;
  --ink: #10261a;
  --muted: #456252;
  --line: #cde9d8;
  --white: #ffffff;
  --warm: #fff7e7;
  --gold: #d99a1d;
  --shadow: 0 20px 55px rgba(6, 78, 44, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
body, button, input { font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: inherit; }
img { max-width: 100%; display: block; }

.marketing-page { background: #fbfefc; color: var(--ink); line-height: 1.6; }
.marketing-language-switch { display: inline-flex; align-items: center; gap: 7px; min-height: 40px; padding: 7px 10px; border: 1px solid rgba(19, 135, 70, .30); border-radius: 999px; background: rgba(255, 255, 255, .96); color: #334155; font-size: 12px; font-weight: 800; }
.marketing-language-switch select { border: 0; background: transparent; color: inherit; font: inherit; }
.site-header { position: sticky; top: 0; z-index: 100; width: 100%; min-height: 82px; margin: 0; padding: 14px max(24px, calc((100vw - 1180px) / 2 + 24px)); display: flex; align-items: center; justify-content: space-between; gap: 28px; border-bottom: 1px solid rgba(205, 233, 216, .88); background: rgba(251, 254, 252, .94); box-shadow: 0 8px 24px rgba(6, 78, 44, .07); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.header-brand-group { display: inline-flex; align-items: center; gap: 12px; min-width: max-content; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--green-950); font-weight: 850; text-decoration: none; letter-spacing: -0.02em; }
.brand img { width: 46px; height: 46px; border-radius: 13px; object-fit: cover; }
.site-header nav { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: 8px 22px; }
.site-header nav a { color: var(--muted); font-weight: 700; text-decoration: none; }
.site-header nav a:hover { color: var(--green-800); }
.site-header nav .nav-app { padding: 10px 16px; border: 1px solid var(--green-700); border-radius: 999px; color: var(--green-800); }

.hero { max-width: 1180px; margin: 24px auto 0; padding: 56px 54px; border-radius: 34px; background: radial-gradient(circle at 85% 12%, #bbf7d0 0, transparent 32%), linear-gradient(135deg, #f1fff6, #e4f8eb); display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.55fr); align-items: center; gap: 54px; overflow: hidden; }
.status-pill { display: inline-flex; align-items: center; width: fit-content; margin: 0 0 18px; padding: 7px 12px; border-radius: 999px; background: var(--warm); color: #805400; font-size: 0.86rem; font-weight: 800; letter-spacing: 0.02em; }
.hero h1, .guide-hero h1, .download-shell h1 { margin: 0; color: var(--green-950); font-size: clamp(2.55rem, 6vw, 5.15rem); line-height: 0.98; letter-spacing: -0.055em; }
.hero-lead { max-width: 680px; margin: 28px 0 0; color: #315a43; font-size: clamp(1.06rem, 2vw, 1.34rem); line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { min-height: 48px; padding: 12px 20px; border-radius: 14px; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; text-decoration: none; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--green-800); color: white; box-shadow: 0 12px 24px rgba(12, 112, 64, .20); }
.button-primary:hover { background: var(--green-900); }
.button-secondary { background: white; color: var(--green-800); border: 1px solid var(--line); }
.trial-note { margin: 22px 0 0; color: var(--muted); font-size: .96rem; }
.phone-frame { width: min(100%, 315px); margin: 0 auto; padding: 9px; border: 1px solid rgba(12,112,64,.14); border-radius: 34px; background: #0b1e13; box-shadow: var(--shadow); }
.phone-frame img { width: 100%; aspect-ratio: 1 / 2; object-fit: cover; object-position: top; border-radius: 26px; }

.trust-strip { max-width: 1120px; margin: 24px auto 0; padding: 18px 24px; display: flex; justify-content: center; flex-wrap: wrap; gap: 12px 30px; color: var(--green-900); font-size: .94rem; font-weight: 800; }
.trust-strip span::before { content: "✓"; margin-right: 8px; color: var(--green-700); }
.section-block { max-width: 1120px; margin: 110px auto 0; padding: 0 24px; }
.section-heading { max-width: 720px; }
.eyebrow { margin: 0 0 8px; color: var(--green-700); font-size: .82rem; font-weight: 900; letter-spacing: .11em; text-transform: uppercase; }
.section-heading h2, .showcase h2, .web-sync h2, .download-section h2, .guide-section h2, .guide-help h2 { margin: 0; color: var(--green-950); font-size: clamp(2rem, 4.3vw, 3.4rem); line-height: 1.1; letter-spacing: -.035em; }
.section-heading > p:last-child, .showcase-copy > p, .web-sync p, .download-section p { color: var(--muted); font-size: 1.08rem; }
.steps-grid { margin-top: 38px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step-card { padding: 28px; border: 1px solid var(--line); border-radius: 24px; background: white; box-shadow: 0 10px 35px rgba(6,78,44,.06); }
.step-card > span, .guide-number { width: 42px; height: 42px; border-radius: 14px; display: inline-grid; place-items: center; background: var(--green-100); color: var(--green-900); font-weight: 900; }
.step-card h3, .feature-grid h3, .guide-card-grid h3 { margin: 20px 0 8px; color: var(--green-950); font-size: 1.3rem; }
.step-card p { margin: 0; color: var(--muted); }
.showcase { padding: 55px; border-radius: 30px; background: var(--green-50); display: grid; grid-template-columns: minmax(0, 1fr) 280px; align-items: center; gap: 70px; }
.showcase-reverse { background: #f7fbf8; }
.showcase-reverse .showcase-copy { order: 2; }
.showcase-reverse .phone-frame { order: 1; }
.phone-frame-small { width: 245px; }
.text-link { display: inline-block; margin-top: 12px; color: var(--green-800); font-weight: 850; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.seo-faq .text-link { margin-top: 22px; }
.privacy-promise { padding: 55px; border: 1px solid var(--line); border-radius: 30px; background: linear-gradient(135deg, #ffffff, var(--green-50)); display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(250px, .75fr); gap: 46px; align-items: center; }
.privacy-promise h2 { margin: 0; color: var(--green-950); font-size: clamp(2rem, 4.3vw, 3.4rem); line-height: 1.1; letter-spacing: -.035em; }
.privacy-promise-copy > p:not(.eyebrow) { color: var(--muted); font-size: 1.04rem; }
.privacy-future-note { padding: 16px 18px; border-left: 4px solid var(--green-700); border-radius: 12px; background: #fff; }
.privacy-promise-list { margin: 0; padding: 24px; border-radius: 22px; background: var(--green-950); color: white; list-style: none; }
.privacy-promise-list li { position: relative; padding-left: 30px; font-weight: 750; }
.privacy-promise-list li::before { content: "✓"; position: absolute; left: 0; color: #86efac; font-weight: 950; }
.privacy-promise-list li + li { margin-top: 18px; }
.feature-block { padding: 55px; border: 1px solid var(--line); border-radius: 30px; background: white; }
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 30px; }
.feature-grid article { padding: 28px; border-radius: 22px; background: #f7fcf9; }
.feature-grid h3 { margin-top: 0; }
.feature-grid ul { margin: 0; padding-left: 20px; color: var(--muted); }
.feature-grid li + li { margin-top: 7px; }
.practical-link-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 30px; }
.practical-link-grid a { min-height: 172px; padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: var(--green-50); display: flex; flex-direction: column; gap: 10px; color: inherit; text-decoration: none; transition: transform .18s ease, box-shadow .18s ease; }
.practical-link-grid a:hover { transform: translateY(-3px); box-shadow: 0 14px 28px rgba(6,78,44,.09); }
.practical-link-grid strong { color: var(--green-950); font-size: 1.2rem; }
.practical-link-grid span { color: var(--muted); }
.practical-button { margin-top: 22px; }
.web-sync { padding: 60px; border-radius: 30px; background: linear-gradient(135deg, var(--green-950), var(--green-800)); color: white; }
.web-sync h2, .web-sync .eyebrow { color: white; }
.web-sync p { max-width: 780px; color: #dff8e9; }
.download-section { max-width: 1120px; margin: 110px auto 100px; padding: 54px; border-radius: 30px; background: var(--warm); display: grid; grid-template-columns: minmax(0, 1fr) 270px; align-items: center; gap: 60px; }
.qr-card { display: block; padding: 18px; border-radius: 22px; background: white; color: var(--green-900); font-size: .78rem; font-weight: 800; text-align: center; text-decoration: none; box-shadow: 0 12px 28px rgba(76, 49, 0, .10); }
.qr-card img { width: 210px; margin: 0 auto 10px; }
.marketing-footer { padding: 38px max(24px, calc((100vw - 1120px) / 2)); border-top: 1px solid var(--line); background: white; display: grid; grid-template-columns: 1fr auto; gap: 24px; color: var(--muted); font-size: .88rem; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand img { width: 42px; height: 42px; border-radius: 12px; }
.footer-brand div { display: grid; }
.footer-brand strong { color: var(--green-950); }
.marketing-footer nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px 18px; }
.marketing-footer nav a { text-decoration: none; }
.marketing-footer nav a:hover { color: var(--green-800); }
.marketing-footer > span { grid-column: 1 / -1; }

.guide-main { max-width: 1180px; margin: 0 auto; padding: 55px 24px 100px; }
.visual-hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr); gap: 34px; align-items: center; padding: clamp(28px, 6vw, 66px); border: 1px solid var(--line); border-radius: 34px; background: linear-gradient(135deg, #fff 0%, #edf9f2 100%); box-shadow: var(--shadow); }
.visual-hero h1 { max-width: 740px; margin: 8px 0 18px; color: var(--ink); font-size: clamp(2.55rem, 6vw, 5.3rem); line-height: .98; letter-spacing: -.055em; }
.visual-hero > div > p:last-child { max-width: 680px; margin: 0; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.28rem); line-height: 1.6; }
.visual-hero .eyebrow { color: #9f2447; }
.hero-route { display: grid; gap: 12px; }
.route-item { display: grid; grid-template-columns: 46px 1fr; gap: 14px; align-items: center; padding: 15px 17px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.94); }
.route-item strong { display: block; color: var(--ink); font-size: 1.02rem; }
.route-item span:last-child { color: var(--muted); font-size: .92rem; }
.route-number { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 15px; background: #ca4266; color: #fff; font-size: 1.1rem; font-weight: 950; }
.guide-intro { max-width: 760px; margin: 82px auto 38px; text-align: center; }
.guide-intro h2, .mini-lessons h2, .detailed-guide-heading h2 { margin: 0 0 12px; color: var(--ink); font-size: clamp(2rem, 4vw, 3.35rem); line-height: 1.1; letter-spacing: -.04em; }
.guide-intro p, .mini-lessons > p, .detailed-guide-heading > p:last-child { margin: 0; color: var(--muted); font-size: 1.08rem; line-height: 1.65; }
.visual-steps { display: grid; gap: 30px; }
.visual-step { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(250px, 390px); gap: clamp(28px, 6vw, 72px); align-items: center; padding: clamp(25px, 5vw, 52px); border: 1px solid var(--line); border-radius: 30px; background: #fff; overflow: hidden; }
.visual-step:nth-child(even) { grid-template-columns: minmax(250px, 390px) minmax(0, 1fr); background: var(--green-50); }
.visual-step:nth-child(even) .step-copy { order: 2; }
.visual-step:nth-child(even) .step-media { order: 1; }
.step-kicker { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 18px; color: #9f2447; font-weight: 900; }
.step-kicker b { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px; background: #ca4266; color: #fff; }
.step-copy h3 { margin: 0 0 12px; color: var(--ink); font-size: clamp(1.85rem, 3.8vw, 3.1rem); line-height: 1.08; letter-spacing: -.04em; }
.step-copy > p { margin: 0 0 22px; color: var(--muted); font-size: 1.08rem; line-height: 1.65; }
.tap-target { display: inline-flex; align-items: center; gap: 10px; padding: 12px 15px; border-radius: 14px; background: #fff0f4; color: #9f2447; font-weight: 900; }
.tap-target::before { content: "☝"; font-size: 1.35rem; }
.success-note { display: grid; grid-template-columns: 40px 1fr; gap: 12px; align-items: center; margin-top: 18px; padding: 14px 16px; border-radius: 16px; background: #eaf8f0; color: #0a6d45; font-weight: 800; }
.success-note::before { content: "✓"; width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; background: #168b5c; color: #fff; font-size: 1.2rem; }
.step-media { position: relative; justify-self: center; width: min(100%, 330px); padding: 9px; border-radius: 36px; background: #0d1e17; box-shadow: 0 24px 55px rgba(12,61,39,.18); }
.step-media img { display: block; width: 100%; aspect-ratio: 1080 / 2340; object-fit: cover; object-position: top; border-radius: 28px; }
.media-label { position: absolute; left: -18px; top: 38px; max-width: 175px; padding: 11px 14px; border-radius: 14px; background: #ca4266; color: #fff; font-size: .9rem; font-weight: 900; box-shadow: 0 10px 24px rgba(116,24,53,.24); }
.mini-lessons { margin-top: 78px; }
.mini-lessons > p { margin-bottom: 28px; }
.lesson-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.lesson-card { min-height: 180px; padding: 26px; border: 1px solid var(--line); border-radius: 22px; background: #fff; }
.lesson-icon { width: 54px; height: 54px; display: grid; place-items: center; margin-bottom: 18px; border-radius: 17px; background: var(--green-50); font-size: 1.7rem; }
.lesson-card h3 { margin: 0 0 8px; color: var(--ink); font-size: 1.3rem; }
.lesson-card p { margin: 0; color: var(--muted); line-height: 1.55; }
.lesson-card strong { color: var(--ink); }
.detailed-guide-heading { max-width: 760px; margin: 95px 0 28px; }
.detailed-guide-heading .eyebrow { margin-bottom: 8px; color: #9f2447; }
.guide-hero { max-width: 820px; padding: 55px; border-radius: 30px; background: var(--green-50); }
.guide-hero h1 { font-size: clamp(2.7rem, 6vw, 4.8rem); }
.guide-hero > p:last-child { color: var(--muted); font-size: 1.16rem; }
.guide-index { position: sticky; top: 92px; z-index: 10; margin: 26px 0 80px; padding: 13px 18px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.94); backdrop-filter: blur(12px); display: flex; flex-wrap: wrap; gap: 8px 18px; box-shadow: 0 10px 25px rgba(6,78,44,.07); }
.guide-index a { color: var(--green-800); font-weight: 750; text-decoration: none; }
.guide-section { scroll-margin-top: 95px; margin-top: 72px; padding: 48px; border: 1px solid var(--line); border-radius: 28px; background: white; display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 60px; align-items: start; }
.guide-section-alt { background: var(--green-50); }
.guide-copy ol { padding-left: 24px; color: var(--muted); font-size: 1.03rem; }
.guide-copy li + li { margin-top: 10px; }
.guide-copy > p { color: var(--muted); }
.guide-number { margin-bottom: 16px; }
.phone-frame-guide { width: 230px; }
.info-box, .warning-box { margin-top: 24px !important; padding: 16px 18px; border-radius: 14px; background: var(--green-50); border-left: 4px solid var(--green-700); }
.warning-box { background: var(--warm); border-left-color: var(--gold); }
.text-only-guide { grid-template-columns: 1fr; }
.guide-card-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 28px; }
.guide-card-grid article { padding: 22px; border-radius: 18px; background: #f6fbf8; }
.guide-card-grid h3 { margin-top: 0; }
.guide-card-grid p { margin: 0; color: var(--muted); }
.faq-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 24px; }
.faq-grid details { align-self: start; border: 1px solid var(--line); border-radius: 16px; background: white; overflow: hidden; }
.faq-grid summary { position: relative; padding: 18px 48px 18px 20px; color: var(--green-950); font-weight: 850; cursor: pointer; list-style: none; }
.faq-grid summary::-webkit-details-marker { display: none; }
.faq-grid summary::after { content: "+"; position: absolute; right: 19px; top: 13px; color: var(--green-700); font-size: 1.5rem; font-weight: 650; }
.faq-grid details[open] summary::after { content: "−"; }
.faq-grid details p { margin: 0; padding: 0 20px 20px; color: var(--muted); }
.guide-help { margin-top: 80px; padding: 50px; border-radius: 28px; background: var(--green-950); color: white; text-align: center; }
.guide-help h2 { color: white; }
.guide-help p { color: #dff8e9; }
.compact-footer { display: flex; justify-content: space-between; flex-wrap: wrap; }

.download-page { min-height: 100vh; display: grid; place-items: center; padding: 26px; background: radial-gradient(circle at 50% 0, #bbf7d0 0, transparent 36%), var(--green-50); }
.download-shell { width: min(100%, 650px); padding: 52px; border: 1px solid var(--line); border-radius: 30px; background: white; box-shadow: var(--shadow); text-align: center; }
.centered-brand { justify-content: center; margin-bottom: 32px; }
.download-shell > .marketing-language-switch { margin: -18px auto 28px; }
.download-shell h1 { font-size: clamp(2.3rem, 6vw, 3.8rem); }
.download-shell > p { color: var(--muted); }
.download-steps { max-width: 460px; margin: 28px auto; padding-left: 25px; color: var(--muted); text-align: left; }
.download-steps li + li { margin-top: 10px; }
.button-wide { width: 100%; }
.download-page .button-wide + .button-wide { margin-top: 12px; }
.download-note { margin-top: 22px; padding: 14px; border-radius: 14px; background: var(--green-50); font-size: .9rem; }
.download-links { margin-top: 26px; display: flex; justify-content: center; flex-wrap: wrap; gap: 10px 20px; }
.download-links a { color: var(--green-800); font-weight: 750; }

@media (max-width: 850px) {
  .site-header { align-items: flex-start; }
  .site-header nav { max-width: 60%; }
  .guide-index { top: 112px; }
  .hero { margin: 12px; padding: 42px 28px; grid-template-columns: 1fr; }
  .hero-copy { text-align: center; }
  .status-pill, .hero-actions { margin-left: auto; margin-right: auto; justify-content: center; }
  .steps-grid { grid-template-columns: 1fr; }
  .showcase, .guide-section, .privacy-promise { grid-template-columns: 1fr; gap: 36px; }
  .showcase-reverse .showcase-copy, .showcase-reverse .phone-frame { order: initial; }
  .feature-grid { grid-template-columns: 1fr; }
  .practical-link-grid { grid-template-columns: 1fr; }
  .download-section { grid-template-columns: 1fr; }
  .qr-card { width: fit-content; margin: auto; }
  .visual-hero, .visual-step, .visual-step:nth-child(even) { grid-template-columns: 1fr; }
  .visual-step:nth-child(even) .step-copy, .visual-step:nth-child(even) .step-media { order: initial; }
  .hero-route { margin-top: 8px; }
  .step-media { width: min(100%, 285px); }
  .media-label { left: -10px; top: 26px; }
}

@media (max-width: 600px) {
  .site-header { display: grid; justify-content: stretch; padding: 12px 16px; }
  .header-brand-group { justify-content: space-between; min-width: 0; }
  .marketing-language-switch span { display: none; }
  .site-header nav { max-width: none; justify-content: flex-start; gap: 8px 14px; font-size: .9rem; }
  .site-header nav .nav-app { padding: 7px 11px; }
  .hero h1 { font-size: 3rem; }
  .hero-actions .button { width: 100%; }
  .phone-frame { width: 240px; }
  .section-block { margin-top: 75px; padding-left: 16px; padding-right: 16px; }
  .showcase, .feature-block, .privacy-promise, .web-sync, .download-section, .guide-section { padding: 30px 22px; border-radius: 22px; }
  .download-section { margin: 75px 12px; }
  .marketing-footer { grid-template-columns: 1fr; }
  .marketing-footer nav { justify-content: flex-start; }
  .guide-main { padding: 28px 14px 70px; }
  .guide-hero { padding: 35px 24px; }
  .guide-index { position: static; margin-bottom: 45px; }
  .guide-card-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .visual-hero, .visual-step { border-radius: 22px; }
  .lesson-grid { grid-template-columns: 1fr; }
  .route-item { grid-template-columns: 40px 1fr; }
  .route-number { width: 40px; height: 40px; }
  .download-shell { padding: 34px 22px; }
}